package kyssion.leetcode.num51_100;

import kyssion.leetcode.util.TreeNode;

public class code100_相同的树 {
    public boolean isSameTree(TreeNode p, TreeNode q) {
        if(p==null&&q==null){
            return true;
        }else if(p==null&&q!=null||p!=null&&q==null){
            return false;
        }else{
            if(p.val==q.val){
                return isSameTree(p.left,q.left)&&isSameTree(p.right,q.right);
            }else{
                return false;
            }
        }
    }
}
